After trying this product, I can confidently say that the Ajax Scientific Spare Pith Ball is a must-have for any science classroom. The pith balls are incredibly easy to use and provide accurate measurements, making them a reliable resource for students. The kit includes multiple pith balls so that students can experiment with different sizes and weights. The only downside is that the kit does not include a stand, so it may require some creativity to keep the ball in place during experiments…